3
Conservation of fuel and power New build and refurbishment Updated since 2002 New version came into force April 2014 Part L (2013) Background to Part L

4
Changes less significant than expected Important developments none the less Changes to calculations More flexible approach to achieving compliance The latest version of Part L

5
New homes – 6% reduction in CO 2 against 2010 targets Entire build mix of dwellings New non-dwellings – 9% reduction in CO 2 against 2010 targets Depends on building type and use What are the carbon targets?

7
Government has made a strong commitment to zero carbon homes EU requires zero energy buildings from 2019 Not the same thing Part L 2013 is an attempt to balance both requirements Zero carbon or zero energy?

8
Rules on achieving compliance changed Emphasis on cost-effectiveness of methods One in; two out Striking a balance Balancing legislation with cost

9
Prescribed method Different for homes and non-dwellings Greater emphasis on value for money Need to show energy efficiency as well as carbon reduction Showing compliance with Part L

14
Number of tools for calculating compliance available SBEM developed by BRE is one of them Updated to allow for changes to Part L 2013 Method for adding new technology – reflects SAP Appendix Q Compliance – non-dwellings

15
You must consider: Decentralised energy supply systems based on energy from renewable systems Cogeneration District heating, particularly when based on renewable sources Heat pumps (air, water or ground-source) Low carbon technologies – a new obligation

19
Renewable Energy Sources Directive RES 2009/28/EC Promotes energy from renewables Mandatory target of 15% by 2020 Criteria for training and certification of installers of renewables Also specifies standards for heat pump performance If heat pump does not comply it is not ‘renewable’ Renewable Energy Sources Directive

20
Promotion of energy efficiency Reduce primary energy consumption by 20% by 2020 Due to be published in June 2014 in the UK Public authorities obliged to buy energy efficient products, services & buildings Energy Efficiency Directive 2012/27/EU

21
A lot of changes on the way Important to keep up to date Check out the Mitsubishi Electric website Also sources of information listed in the CPD Guide itself Keep up to date